Pastry

1. For the pastry, place the flour and salt into a bowl and stir to combine.
2. Add the cubed butter and toss through the flour to coat completely in flour.
3. Press each cube between your fingers to thin out and continue tossing through the flour, trying to ensure the butter becomes no smaller than the size of peas.
4. Add in a little of the ice water and stir to combine, continuing 1 tablespoon at a time until a dough forms, but ensuring it’s not too sticky, but that there are no dry portions in the base of the bowl.
5. Press firmly into a disc, wrap and refrigerate for 1 hour.
6. Lightly flour your surface and both sides of your dough and roll out to 1/4 inch thickness.
7. Flipping the dough and adding a small sprinkle of flour, where necessary.
8. Roll the dough around your rolling pin and place into your pie dish.
9. Pressing therein and trimming the edges, folding 1/2 inch of the dough under the edges and pinching firmly.
10. Return the prepared dough to the fridge for 20 minutes to chill.
11. Remove the pie dough and pierce with a fork all over.

Blackberries

1. Meanwhile, place the blackberries and sugar into a saucepan on low heat and cover, cooking until the mixture is simmering.
2. Remove the lid and continue to cook until most of the juice has dissipated, approximately 10 further minutes.
3. Set aside to cool completely.
4. Preheat the oven to 200C/400F.

Almond filling

1. For the filling, place the butter, sugar, marzipan and egg into a blender and blend until smooth.
2. Add in the almond flour and stir to combine.
3. Pour into the dough and ensure it is even.
4. Spoon the blackberries over evenly.

Streusel

1. For the streusel, place the marzipan, sugar and flour into a bowl and press together with your fingers to crumble until it is a rough mixture.
2. Add in the melted butter and stir together to coat evenly.
3. Sprinkle the crumble mixture over the blackberries evenly.
4. Place into the oven and bake for 40 minutes.
5. Remove and allow to cool completely before removing from your tin.
6. Slice and serve.
7. Dig in!